His Cannibal Granny (2019)

Radostin is the new boy at school. His peculiar charm and kindness attract everybody's attention and the school bullies start to feel jealous. In order to diminish his popularity, they spread a rumor about the cannibalistic past of Radostin's grandmother. The boy becomes the target of everybody's hatred.

Unfortunately the movie His Cannibal Granny is not yet available on Paramount Plus.